id:A081196 - OEIS Search Results

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a(n)=(n+4)^n*C(n+2,2).

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1, 15, 216, 3430, 61440, 1240029, 28000000, 701538156, 19349176320, 583247465515, 19090807228416, 674680957031250, 25614222880669696, 1039980693455123385, 44977604109849722880, 2064633276062972568664 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Diagonal of A081130.`
	FORMULA	`a(n)=(n+4)^nC(n+2, 2).`
	CROSSREFS	`Sequence in context: A113362 A135519 A051826 this_sequence A020287 A152272 A091644` `Adjacent sequences: A081193 A081194 A081195 this_sequence A081197 A081198 A081199`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Mar 11 2003`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research